# What's the perfect encoding? How do you know?

> 全文为英语

**Published:** 2026年6月10日
**Author:** 3Blue1Brown
**Source:** YouTube — Andrej Karpathy
**Language:** en-US
**HTML:** https://aiqazaqstan.com/zh/articles/what-s-the-perfect-encoding-how-do-you-know

Here's a puzzle from a video I just posted. Imagine you have sent a robot to a far-away moon, and from here on Earth we want to send it instructions for how to move. Those movements are limited to four very simple possibilities. It can take a step up, down, left, or right.…

> 内容来自原始来源： **YouTube — Andrej Karpathy**
> [在 YouTube — Andrej Karpathy 阅读全文](https://www.youtube.com/shorts/7L_eTem1SQ4)

**标签：** #Робототехника #YouTube

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